CVE-2024-50019

In CVE-2024-50019 the IBM bulletin documents a Linux kernel issue where kthread unparked-per-CPU threads could be woken up during stop. Root cause: calling kthread_unpark unconditionally before ensuring the thread is inactive can cause a wakeup on a per-CPU kthread that has been bound via kthread...

CVE-2024-50205

CVE-2024-50205 affects the Linux kernel ALSA: firewire-lib component, where apply_constraint_to_size() could encounter a division by zero due to a zero-initialized step variable. The issue arises if the loop does not modify step, causing division to operate on zero in snd_interval_test() data der...

CVE-2024-53082

CVE-2024-53082: Linux kernel virtio_net vulnerability resolved by adding a hash_key_length check in virtnet_probe() to prevent possible out-of-bounds errors when setting/reading the hash key. This root cause and fix are echoed in connected documents (Astra Linux bulletin and IBM/Red Hat–style pag...

CVE-2024-53222

Concretely, CVE-2024-53222 affects Linux zram: the zram_add() path can dereference NULL for zram->comp_algs[ZRAM_PRIMARY_COMP] if comp_algorithm_set() hasn’t run yet. The fix moves the necessary setup earlier (ahead of device_add_disk()) so the zram device is ready before users can access it v...

CVE-2024-56672

CVE-2024-56672 affects the Linux kernel blk-cgroup component. The issue is a use-after-free (UAF) in blkcg_unpin_online() where blkcg_parent(blkcg) is read after blkcg_destroy_blkgs(blkcg) could free the blkcg. The fix reads the parent pointer before destroying the blkcg’s blkg’s, preventing UAF....

CVE-2024-57879

CVE-2024-57879 affects the Linux kernel Bluetooth stack (ISO) where the hdev device reference may not be released at the end of iso_listen_bis due to hci_get_route returning while still holding the device. The root cause is not releasing hdev with hci_dev_put on all code paths, including error ex...

CVE-2024-57946

CVE-2024-57946 affects Linux kernel virtio-blk: during system suspend, the PM callbacks previously kept the block queue frozen, risking deadlocks if code path invoked bio_queue_enter() while suspended. The fix replaces queue quiesce with a freeze-and-thaw approach in virtio-blk PM callbacks and d...

CVE-2024-57980

Summary of CVE-2024-57980 (Linux kernel) : The vulnerability is in the media: uvcvideo path where, if uvc_status_init() fails to allocate the int_urb, the code frees dev->status but does not set it to NULL. This leads to a double-free in uvc_status_cleanup() when the memory is freed again. The...

CVE-2024-58072

CVE-2024-58072 corresponds to a Linux kernel issue in the rtlwifi subsystem. The fix removes an unused private-data hook (check_buddy_priv) and related data structures that were added to a global private data list. The description states the list and lock were unused and could lead to access of f...

CVE-2025-21744

CVE-2025-21744 affects the Linux kernel brcmfmac wifi driver. On device removal or module unload, a sequence including brcmf_detach, brcmf_remove_interface, brcmf_del_if, and brcmf_proto_detach can lead to a NULL return from brcmf_get_ip() and a subsequent NULL pointer dereference inside brcmf_tx...

CVE-2025-21846

CVE-2025-21846 (Linux kernel) : The acct(2) path could trigger a NULL dereference when writing to a file that triggers an internal lookup (e.g., /sys/power/resume) after the task has exited. The fix reorganizes the code so the final write executes from a workqueue while preserving the caller’s cr...

CVE-2025-22014

CVE-2025-22014 relates to the Linux kernel, specifically the QCOM SoC PDR path. The issue is a potential deadlock between processes when a client adds a service lookup (pdr_add_lookup) and a server locator update (pdr_locator_new_server), which can cause the response to queue on the same workqueu...

CVE-2016-4569

CVE-2016-4569 (Linux kernel) : The snd_timer_user_params function in sound/core/timer.c reportedly does not initialize a certain data structure in kernel versions up to 4.6, enabling a local attacker to leak information from kernel stack memory via the ALSA timer interface. This is an information...

CVE-2017-16538

CVE-2017-16538 refers to a vulnerability in the Linux kernel (drivers/media/usb/dvb-usb-v2/lmedm04.c) up to version 4.13.11. A local user can cause a denial of service (general protection fault and system crash) or potentially other impact by plugging a crafted USB device. The root cause is a mis...

CVE-2017-8831

The CVE-2017-8831 issue affects the Linux kernel, specifically the saa7164_bus_get function in drivers/media/pci/saa7164/saa7164-bus.c, with impact up to kernel version 4.11.5. It is a local, potentially privilege-escalating vulnerability described as a “double fetch” vulnerability caused by re-r...

CVE-2021-30178

The CVE-2021-30178 issue is a Linux kernel vulnerability affecting arch/x86/kvm/hyperv.c: synic_get can dereference a NULL pointer under certain accesses to the SynIC Hyper-V context, potentially enabling information leakage via KVM_GET_DEBUGREGS on 32-bit systems. Concrete fix is referenced in c...

CVE-2021-47373

CVE-2021-47373 is tied to the Linux kernel bug in irqchip/gic-v3-its where an off-by-one error occurs in vpe freeing when its_vpe_init() fails. The root cause is an incorrect count of VPEs to free in its_vpe_irq_domain_alloc; the fix passes the number allocated (the loop index) to the free operat...

CVE-2021-47455

The CVE-2021-47455 issue is a Linux kernel memory-leak in ptp_clock_register. When posix_clock_register() fails, the device name allocated via dev_set_name() is leaked instead of being freed, with memory freed later by kobject_cleanup() and ptp_clock_release(). The linked Nessus/Unity advisories ...

CVE-2021-47495

CVE-2021-47495 involves the Linux kernel usbnet vulnerability where a zero maxpacket caused an invalid division and a kernel oops. The description notes a sanity check for maxpacket and that a 0 value is nonsensical, leading to a failure to divide by it. The accompanying notes indicate a fix was ...

CVE-2022-2380

CVE-2022-2380 concerns the Silicon Motion SM712 framebuffer driver in the Linux kernel. The issue is an out-of-bounds memory access in drivers/video/fbdev/sm712fb.c:smtcfb_read(), which could allow a locally authenticated attacker to crash the kernel. The description and linked advisories consist...

CVE-2022-4128

CVE-2022-4128 is a NULL pointer dereference in the Linux kernel’s MPTCP implementation during subflow traversal at disconnect time. The issue can be triggered by a local user and may crash the host, resulting in a denial-of-service condition. The connected vulnerability listings (including Miracl...

CVE-2022-49465

CVE-2022-49465 (Linux kernel) : A use-after-free could occur in blk-throttle due to BIO_THROTTLED being set on throttled BIOs after __blk_throtl_bio(), leading to use-after-free during I/O completion. The fix moves BIO_THROTTLED assignment into queue_lock, preventing premature release of the bio....

CVE-2023-52599

Summary (CVE-2023-52599) : The Linux kernel JFS path diNewExt had an out-of-bounds UBSAN failure (index -878706688 for struct iagctl[128]) traced to fs/jfs/jfs_imap.c:2360. The issue arises when agno is too large, leading to overflow in agno handling. The fix described in the sources is to valida...

CVE-2023-52626

CVE-2023-52626 (Linux kernel) affects net/mlx5e: fix an operation precedence bug in port timestamping napi_poll context, where indirection (*) has lower precedence than postfix ++, causing an out-of-bounds read after increment. The fix dereferences before increment, preventing the read. CVSS 3.1 ...

CVE-2023-52679

CVE-2023-52679 is a Linux kernel vulnerability: a double-free in of_parse_phandle_with_args_map was mitigated. The inner loop freed the previous reference via of_node_put(new) and assumed the next value was NULL. The fix ensures that the loop invariant holds by resetting the temporary to NULL aft...

CVE-2023-52707

CVE-2023-52707: Linux kernel sched/psi use-after-free in ep_remove_wait_queue() can occur when a non-root cgroup is removed while a thread is polling a pressure file; the polling thread may access a freed waitqueue during file close/exit, causing a use-after-free. The issue is rooted in cgroup_fi...

CVE-2023-52819

CVE-2023-52819 is resolved in the Linux kernel. The vulnerability was in drm/amd where UBSAN reported an array-index-out-of-bounds for Polaris/Tonga in pptable structs using flexible array sizes; the fix switches to using flexible arrays to avoid out-of-bounds access. Impact is local (CVSS: AV:L,...

CVE-2024-26646

CVE-2024-26646 : In the Linux kernel, a vulnerability in the HFI (host firmware interface) handling during suspend/hibernate could lead to memory corruption if the second memory buffer (restored kernel) reprograms the HFI location and the image kernel uses a stale buffer. The fix disables HFI whe...

CVE-2024-35814

CVE-2024-35814 – Linux kernel swiotlb double-allocation fix Affects: Linux kernel SWIOTLB path used for DMA in virtio/vsock contexts (e.g., VM bouncing with restricted DMA pool). Root cause: A prior fix introduced a braino in alignment checks, causing swiotlb_alloc() to return non-page-aligned al...

CVE-2024-35934

The CVE-2024-35934 issue affects the Linux kernel net/smc subsystem. Affected component: smc_pnet-related code in net/smc (pnet IDs list creation). Root cause: excessive RTNL (rtnl) lock pressure during net namespace/pnet initialization, caused by smc_pnet_create_pnetids_list() acquiring rtnl in ...

CVE-2024-36921

CVE-2024-36921 security issue in Linux kernel wifi: iwlwifi (MVM) guarded against invalid STA ID on removal to prevent out-of-bounds accesses in iwl_mvm_mld_rm_sta_id. The vulnerability could occur during error handling if a station ID is invalid, risking memory corruption. The Microsoft Security...

CVE-2024-36932

CVE-2024-36932 pertains to the Linux kernel, where a use-after-free can occur in thermal_debugfs after cdev removal. The root cause is that thermal_debug_cdev_remove() runs without holding cdev->lock, potentially freeing the thermal_debugfs object while thermal_debug_cdev_state_update() may st...

CVE-2024-40906

The CVE-2024-40906 entry describes a Linux kernel vulnerability in the mlx5 driver where the health timer could continue after a failed teardown_hca during driver removal, risking a use-after-free that could trigger a page fault. The fix is to always stop the health monitor during driver removal,...

CVE-2024-42238

CVE-2024-42238 : In the Linux kernel, the vulnerability in firmware CS_DSP handling was resolved. The issue allowed processing to overrun when a block header exceeded remaining data, due to prior behavior in cs_dsp_load()/cs_dsp_load_coeff() which would loop until enough data remained instead of ...

CVE-2024-42304

In CVE-2024-42304, the Linux kernel ext4 filesystem had a hole-handling bug: if the first directory block is a hole (no dirblock) but a valid dentry exists, code relying on "."/".." could crash. The fix is to report filesystem corruption and return an error when ext4_read_dirblock() detects a hol...

CVE-2024-46713

CVE-2024-46713 affects the Linux kernel perf/aux path. The root cause was that event->mmap_mutex alone was insufficient to serialize the AUX buffer, enabling race conditions. The fix adds a per-RB mutex to fully serialize AUX buffer access and corrects the previous lock order issue where perf_...

CVE-2024-46871

The CVE-2024-46871 entry concerns the Linux kernel's DRM/AMD display component. It fixes an incorrect definition for AMDGPU_DMUB_NOTIFICATION_MAX, where the enum dmub_notification_type was actually exposing 6 types instead of 5. The undercount could lead to out-of-bounds access when allocating th...

CVE-2024-47660

CVE-2024-47660 : Linux kernel fsnotify race causing lock contention. When removing watches on a directory with many dentries, __fsnotify_update_child_dentry_flags() races with __fsnotify_parent() on children, risking softlockup reports. The fix, per the bulletin, is to set PARENT_WATCHED only whe...

CVE-2024-47706

Markdown: CVE-2024-47706 is tied to a Linux kernel issue in the bfq/I/O scheduler where an UAF could occur when bfqq structures are merged across BICs (bfqq1 → bfqq2 → bfqq3). The connected Astra Linux bulletin reproduces the scenario: on insert, a bfqq handle is obtained from the merge chain, bu...

CVE-2024-49851

The CVE CVE-2024-49851 affects the Linux kernel TPM subsystem. The vulnerability originated from tpm_dev_transmit preparing TPM space before transmission and not rolling back this preparation if a command fails, potentially leaking transient TPM handles when the device is closed afterwards. The p...

CVE-2024-49935

CVE-2024-49935 involves the Linux kernel ACPI PAD path (exit_round_robin) where a crash can occur in cpumask_clear_cpu() due to clear_bit(nr) with nr = 0xffffffff and misaligned memory access. The fixed issue, as documented, is to validate tsk_in_cpu[tsk_index] != -1 before calling cpumask_clear_...

CVE-2024-50301

CVE-2024-50301 is a Linux kernel vulnerability: slab-out-of-bounds in key_task_permission within security/keys, leading to a read as observed by KASAN and reported under stress-ng conditions. The issue stems from key management logic in the kernel keys subsystem; multiple advisories (ALAS2, ALAS2...

CVE-2024-53060

CVE-2024-53060 (Linux kernel) affects drm/amdgpu: fixes a NULL pointer dereference when ATIF is not supported. The kernel may dereference buffer.pointer (obj) if acpi_evaluate_object() returns AE_NOT_FOUND, so the fix adds a bailout when AE_NOT_FOUND occurs to prevent NULL dereference. The Note i...

CVE-2024-56770

CVE-2024-56770 documents a Linux kernel netem backlog accounting bug when used with a child qdisc (e.g., netem as root with tbf child). The issue arises because netem’s qlen/backlog statistics were updated by child qdiscs via qdisc_tree_reduce_backlog, but netem did not decrement qlen accordingly...

CVE-2024-57908

CVE-2024-57908 affects the Linux kernel’s IIO KMX61 driver (iio: imu: kmx61). The vulnerability arises from using a local buffer to push data to userspace from a triggered buffer without initializing inactive channels, potentially leaking information. The documented fix is to initialize the buffe...

CVE-2025-21760

CVE-2025-21760: Linux kernel vulnerability in NDISC code. The issue arises because ndisc_send_skb() could be called without RTNL or RCU held, risking use-after-free. The fix adds acquiring rcu_read_lock() earlier to enable use of dev_net_rcu() and prevent UAF. Connected docs also reference relate...

CVE-2025-21891

The CVE-2025-21891 entry concerns a Linux kernel ipvlan vulnerability where outbound IPv4/IPv6 headers could be read from skb->head if the network header was not in the skb’s linear part. The fix adds pskb_network_may_pull() calls for both IPv4 and IPv6 handlers (ipvlan_core.c: ipvlan_route_v6...

CVE-2012-6701

CVE-2012-6701 : An integer overflow in fs/aio.c of the Linux kernel before 3.4.1 allows local users to trigger a denial of service (and possibly other impact) via a large AIO iovec. Public sources describe exploitation locally and indicate a fix was applied in 3.4.1 (Linux kernel changelog refere...

CVE-2015-7515

CVE-2015-7515 affects the Linux kernel (pre-4.4) due to improper validation in the aiptek_probe path of drivers/input/tablet/aiptek.c. A physically proximate user can cause a NULL pointer dereference and system crash via a crafted USB device that lacks endpoints, leading to denial of service. The...

CVE-2017-17975

CVE-2017-17975: Use-after-free in Linux kernel’s usbtv_probe (drivers/media/usb/usbtv/usbtv-core.c) up to kernel 4.14.10 can allow local attackers to trigger audio registration failure, potentially causing a denial of service (system crash) or other unspecified impact due to improper handling of ...